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<html lang="en">
<head>
    <meta charset="utf-8"/>
    <title>ruby</title>

    <meta name="viewport" content="width=device-width, initial-scale=1"/>
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<body>

<style type="text/css">
    rt {
        font: 9px verdana;
        color: #666
    }
</style>

<ruby>
    <rb>IT 学 习 者</rb>
    <rt>IT　xue　xi　zhe</rt>
</ruby>

</body>
</html>
